Home / 972,443.70-1,458,009.45-517,110.30

Finding the Fourth Proportional to 972,443.70, 1,458,009.45 and 517,110.30

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Solution

The fourth proportional to 972,443.70, 1,458,009.45 and 517,110.30 is: 775,316.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,443.70 : 1,458,009.45 = 517,110.30 : x
  2. Step 2: Convert to fraction form
    972,443.70/1,458,009.45 = 517,110.30/x
  3. Step 3: Cross multiply
    972,443.70x = 1,458,009.45 × 517,110.30
  4. Step 4: Simplify right side
    972,443.70x = 753,951,704,092.34
  5. Step 5: Solve for x
    x = 753,951,704,092.34/972,443.70
  6. Step 6: Final answer
    x = 775,316.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.